/Engine/Plugins/Runtime/nDisplay/Source/DisplayCluster/Public/Render/Containers/IDisplayClusterRender_MeshComponent.h
Assign static mesh geometry Then send geometry from the StaticMesh to proxy
void AssignStaticMesh ( const [UStaticMesh](API\Runtime\Engine\Engine\UStaticMesh) * InStaticMesh, const [FDisplayClusterMeshUVs](API\Plugins\DisplayCluster\Render\Containers\FDisplayClusterMeshUVs) & InUVs, int32 InLODIndex )